siap-khó͘-khó͘澀苦苦

astringent

astringent; acerbic; tart; rough; unsmooth

ideophonicof surfaces

English Wiktionary, “澀苦苦” (CC BY-SA 4.0) — https://en.wiktionary.org/wiki/%E6%BE%80%E8%8B%A6%E8%8B%A6 · confidence: Medium (Wiktionary)